<!DOCTYPE html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>jQuery分页演示效果</title>
<script type="text/javascript" src="jquery-1.7.2.min.js"></script>
<script type="text/javascript">
$(document).ready(function(){
    var show_per_page = 5; 
    var number_of_items = $('#content').children().size();
    var number_of_pages = Math.ceil(number_of_items/show_per_page);
    $('#current_page').val(0);
    $('#show_per_page').val(show_per_page);
    var navigation_html = '<a class="previous_link" href="javascript:previous();">Prev</a>';
    var current_link = 0;
    while(number_of_pages > current_link){
        navigation_html += '<a class="page_link" href="javascript:go_to_page(' + current_link +')" longdesc="' + current_link +'">'+ (current_link + 1) +'</a>';
        current_link++;
    }
    navigation_html += '<a class="next_link" href="javascript:next();">Next</a>';
    $('#page_navigation').html(navigation_html);
    $('#page_navigation .page_link:first').addClass('active_page');
    $('#content').children().css('display', 'none');
    $('#content').children().slice(0, show_per_page).css('display', 'block');   
});
function previous(){
    new_page = parseInt($('#current_page').val()) - 1;
    if($('.active_page').prev('.page_link').length==true){
        go_to_page(new_page);
    }
}
function next(){
    new_page = parseInt($('#current_page').val()) + 1;
    //if there is an item after the current active link run the function
    if($('.active_page').next('.page_link').length==true){
        go_to_page(new_page);
    }
}
function go_to_page(page_num){
    var show_per_page = parseInt($('#show_per_page').val());
    start_from = page_num * show_per_page;
    end_on = start_from + show_per_page;
    $('#content').children().css('display', 'none').slice(start_from, end_on).css('display', 'block');
    $('.page_link[longdesc=' + page_num +']').addClass('active_page').siblings('.active_page').removeClass('active_page');
    $('#current_page').val(page_num);
}
</script>
<style>
#page_navigation a{
    padding:3px;
    border:1px solid gray;
    margin:2px;
    color:black;
    text-decoration:none
}
.active_page{
    background:darkblue;
    color:white !important;
}
</style>
</head>
<body>
    <input type='hidden' id='current_page' />
    <input type='hidden' id='show_per_page' />
    <div id='content'>
        <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p>
        <p>Vestibulum consectetur ipsum sit amet urna euismod imperdiet aliquam urna laoreet.</p>
        <p>Curabitur a ipsum ut elit porttitor egestas non vitae libero.</p>
        <p>Pellentesque ac sem ac sem tincidunt euismod.</p>
        <p>Duis hendrerit purus vitae nibh tincidunt bibendum.</p>
        <p>Nullam in nisi sit amet velit placerat laoreet.</p>
        <p>Vestibulum posuere ligula non dolor semper vel facilisis orci ultrices.</p>
        <p>Donec tincidunt lorem et dolor fringilla ut bibendum lacus fringilla.</p>
        <p>In non eros eu lacus vestibulum sodales.</p>
        <p>Duis ultrices metus sit amet sem adipiscing sit amet blandit orci convallis.</p>
        <p>Proin ullamcorper est vitae lorem mollis bibendum.</p>
        <p>Maecenas congue fringilla enim, tristique laoreet tortor adipiscing eget.</p>
        <p>Duis imperdiet metus et lorem venenatis nec porta libero porttitor.</p>
        <p>Maecenas lacinia lectus ac nulla commodo lacinia.</p>
        <p>Maecenas quis massa nisl, sed aliquet tortor.</p>
        <p>Quisque porttitor tellus ut ligula mattis luctus.</p>
        <p>In at mi dolor, at consectetur risus.</p>
        <p>Etiam id erat ut lorem fringilla dictum.</p>
        <p>Curabitur sagittis dolor ac nisi interdum sed posuere tellus commodo.</p>
        <p>Pellentesque quis magna vitae quam malesuada aliquet.</p>
        <p>Curabitur tempus tellus quis orci egestas condimentum.</p>
        <p>Maecenas laoreet eros ac orci adipiscing pharetra.</p>
        <p>Nunc non mauris eu nibh tincidunt iaculis.</p>
        <p>Ut semper leo lacinia purus hendrerit facilisis.</p>
        <p>Praesent et eros lacinia massa sollicitudin consequat.</p>
        <p>Proin non mauris in sem iaculis iaculis vel sed diam.</p>
        <p>Nunc quis quam pulvinar nibh volutpat aliquet eget in ante.</p>
        <p>In ultricies dui id libero pretium ullamcorper.</p>
        <p>Morbi laoreet metus vitae ipsum lobortis ultrices.</p>
        <p>Donec venenatis egestas arcu, quis eleifend erat tempus ullamcorper.</p>
        <p>Morbi nec leo non enim mollis adipiscing sed et dolor.</p>
        <p>Cras non tellus enim, vel mollis diam.</p>
        <p>Phasellus luctus quam id ligula commodo eu fringilla est cursus.</p>
        <p>Ut luctus augue tortor, in volutpat enim.</p>
        <p>Cras bibendum ante sed erat pharetra sodales.</p>
        <p>Donec sollicitudin enim eu mi suscipit luctus posuere eros imperdiet.</p>
        <p>Vestibulum mollis tortor quis ipsum suscipit in venenatis nulla fermentum.</p>
        <p>Proin vehicula suscipit felis, vitae facilisis nulla bibendum ac.</p>
        <p>Cras iaculis neque et orci suscipit id porta risus feugiat.</p>
        <p>Suspendisse eget tellus purus, ac pulvinar enim.</p>
        <p>Morbi hendrerit ultrices enim, ac rutrum felis commodo in.</p>
        <p>Suspendisse sagittis mattis sem, sit amet faucibus nisl fermentum vitae.</p>
        <p>Nulla sed purus et tellus convallis scelerisque.</p>
        <p>Nam at justo ut ante consectetur faucibus.</p>
        <p>Proin dapibus nisi a quam interdum lobortis.</p>
        <p>Nunc ornare nisi sed mi vehicula eu luctus mauris interdum.</p>
        <p>Mauris auctor suscipit tellus, at sodales nisi blandit sed.</p>
    </div>
    <div id='page_navigation'></div><br>
<br>
</body>
</html>